CFR›Title 20›Chapter III›Part 404›Subpart Q›Subject Group General Provisions ContainsSections 404.1601–404.1603CorpusDaily eCFRDisplayed edition2026-06-08Last updated2026-06-08 Sections 404.1601 § 404.1601 Purpose and scope. 404.1602 § 404.1602 Definitions. 404.1603 § 404.1603 Basic responsibilities for us and the State. Previous Assumption of Disability Determination Function Assumption of Disability Determination Function Next Hearings and Appeals Hearings and Appeals